Question: Use a graphing device as in Example 4 (or Newtons method or solve numerically using a calculator or computer) to find the critical points of

Use a graphing device as in Example 4 (or Newton’s method or solve numerically using a calculator or computer) to find the critical points of f correct to three decimal places. Then classify the critical points and find the highest or lowest points on the graph, if any.

f(x, y) = x⁴ + y³ - 3x² + y² + x - 2y - 1

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x y x y 3x y x2y1 fxx y 4x 6x 1 and fy x y 3y 2y 2 From the graphs we see that to three ... View full answer

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